diff options
| -rw-r--r-- | haddock-api/src/Haddock.hs | 6 | ||||
| -rw-r--r-- | haddock-api/src/Haddock/Backends/LaTeX.hs | 131 | ||||
| -rw-r--r-- | haddock-api/src/Haddock/Backends/Xhtml/Decl.hs | 222 | ||||
| -rw-r--r-- | haddock-api/src/Haddock/Convert.hs | 10 | ||||
| -rw-r--r-- | haddock-api/src/Haddock/Interface/Rename.hs | 2 | ||||
| -rw-r--r-- | haddock-api/src/Haddock/Options.hs | 2 | ||||
| -rw-r--r-- | haddock-test/src/Test/Haddock.hs | 44 | ||||
| -rw-r--r-- | haddock-test/src/Test/Haddock/Config.hs | 4 | ||||
| -rw-r--r-- | haddock-test/src/Test/Haddock/Process.hs | 14 | ||||
| -rw-r--r-- | html-test/ref/TypeFamilies3.html | 356 | ||||
| -rw-r--r-- | html-test/src/TypeFamilies3.hs | 21 | ||||
| -rw-r--r-- | latex-test/ref/TypeFamilies3/TypeFamilies3.tex | 44 | ||||
| -rw-r--r-- | latex-test/ref/TypeFamilies3/haddock.sty | 57 | ||||
| -rw-r--r-- | latex-test/ref/TypeFamilies3/main.tex | 11 | ||||
| -rw-r--r-- | latex-test/src/TypeFamilies3/TypeFamilies3.hs | 21 |
15 files changed, 769 insertions, 176 deletions
diff --git a/haddock-api/src/Haddock.hs b/haddock-api/src/Haddock.hs index 40da7ceb..d294b612 100644 --- a/haddock-api/src/Haddock.hs +++ b/haddock-api/src/Haddock.hs @@ -75,6 +75,7 @@ import Packages import Panic (handleGhcException) import Module import FastString +import qualified DynamicLoading -------------------------------------------------------------------------------- -- * Exception handling @@ -448,7 +449,10 @@ withGhc' libDir flags ghcActs = runGhc (Just libDir) $ do -- that may need to be re-linked: Haddock doesn't do any -- dynamic or static linking at all! _ <- setSessionDynFlags dynflags'' - ghcActs dynflags'' + hscenv <- GHC.getSession + dynflags''' <- liftIO (DynamicLoading.initializePlugins hscenv dynflags'') + _ <- setSessionDynFlags dynflags''' + ghcActs dynflags''' where -- ignore sublists of flags that start with "+RTS" and end in "-RTS" diff --git a/haddock-api/src/Haddock/Backends/LaTeX.hs b/haddock-api/src/Haddock/Backends/LaTeX.hs index 4a3e9d03..4e0e6eba 100644 --- a/haddock-api/src/Haddock/Backends/LaTeX.hs +++ b/haddock-api/src/Haddock/Backends/LaTeX.hs @@ -12,10 +12,9 @@ -- Portability : portable ----------------------------------------------------------------------------- module Haddock.Backends.LaTeX ( - ppLaTeX + ppLaTeX, ) where - import Documentation.Haddock.Markup import Haddock.Types import Haddock.Utils @@ -285,7 +284,7 @@ ppDecl :: LHsDecl DocNameI -- ^ decl to print -> LaTeX ppDecl decl pats (doc, fnArgsDoc) instances subdocs _fxts = case unLoc decl of - TyClD _ d@FamDecl {} -> ppTyFam False doc d unicode + TyClD _ d@FamDecl {} -> ppFamDecl doc instances d unicode TyClD _ d@DataDecl {} -> ppDataDecl pats instances subdocs (Just doc) d unicode TyClD _ d@SynDecl {} -> ppTySyn (doc, fnArgsDoc) d unicode -- Family instances happen via FamInst now @@ -303,12 +302,6 @@ ppDecl decl pats (doc, fnArgsDoc) instances subdocs _fxts = case unLoc decl of unicode = False -ppTyFam :: Bool -> Documentation DocName -> - TyClDecl DocNameI -> Bool -> LaTeX -ppTyFam _ _ _ _ = - error "type family declarations are currently not supported by --latex" - - ppFor :: DocForDecl DocName -> ForeignDecl DocNameI -> Bool -> LaTeX ppFor doc (ForeignImport _ (L _ name) typ _) unicode = ppFunSig doc [name] (hsSigType typ) unicode @@ -317,6 +310,83 @@ ppFor _ _ _ = error "ppFor error in Haddock.Backends.LaTeX" ------------------------------------------------------------------------------- +-- * Type families +------------------------------------------------------------------------------- + +-- | Pretty-print a data\/type family declaration +ppFamDecl :: Documentation DocName -- ^ this decl's docs + -> [DocInstance DocNameI] -- ^ relevant instances + -> TyClDecl DocNameI -- ^ family to print + -> Bool -- ^ unicode + -> LaTeX +ppFamDecl doc instances decl unicode = + declWithDoc (ppFamHeader (tcdFam decl) unicode <+> whereBit) + (if null body then Nothing else Just (vcat body)) + $$ instancesBit + where + body = catMaybes [familyEqns, documentationToLaTeX doc] + + whereBit = case fdInfo (tcdFam decl) of + ClosedTypeFamily _ -> keyword "where" + _ -> empty + + familyEqns + | FamilyDecl { fdInfo = ClosedTypeFamily (Just eqns) } <- tcdFam decl + = Just (text "\\haddockbeginargs" $$ + vcat [ decltt (ppFamDeclEqn eqn) <+> nl | L _ eqn <- eqns ] $$ + text "\\end{tabulary}\\par") + | otherwise = Nothing + + -- Individual equations of a closed type family + ppFamDeclEqn :: TyFamInstEqn DocNameI -> LaTeX + ppFamDeclEqn (HsIB { hsib_body = FamEqn { feqn_tycon = L _ n + , feqn_rhs = rhs + , feqn_pats = ts } }) + = hsep [ ppAppNameTypes n (map unLoc ts) unicode + , equals + , ppType unicode (unLoc rhs) + ] + ppFamDeclEqn (XHsImplicitBndrs _) = panic "haddock:ppFamDecl" + ppFamDeclEqn (HsIB { hsib_body = XFamEqn _}) = panic "haddock:ppFamDecl" + + instancesBit = ppDocInstances unicode instances + +-- | Print the LHS of a type\/data family declaration. +ppFamHeader :: FamilyDecl DocNameI -- ^ family header to print + -> Bool -- ^ unicode + -> LaTeX +ppFamHeader (XFamilyDecl _) _ = panic "haddock;ppFamHeader" +ppFamHeader (FamilyDecl { fdLName = L _ name + , fdTyVars = tvs + , fdInfo = info + , fdResultSig = L _ result + , fdInjectivityAnn = injectivity }) + unicode = + leader <+> keyword "family" <+> famName <+> famSig <+> injAnn + where + leader = case info of + OpenTypeFamily -> keyword "type" + ClosedTypeFamily _ -> keyword "type" + DataFamily -> keyword "data" + + famName = ppAppDocNameTyVarBndrs unicode name (hsq_explicit tvs) + + famSig = case result of + NoSig _ -> empty + KindSig _ kind -> dcolon unicode <+> ppLKind unicode kind + TyVarSig _ (L _ bndr) -> equals <+> ppHsTyVarBndr unicode bndr + XFamilyResultSig _ -> panic "haddock:ppFamHeader" + + injAnn = case injectivity of + Nothing -> empty + Just (L _ (InjectivityAnn lhs rhs)) -> hsep ( decltt (text "|") + : ppLDocName lhs + : arrow unicode + : map ppLDocName rhs) + + + +------------------------------------------------------------------------------- -- * Type Synonyms ------------------------------------------------------------------------------- @@ -538,12 +608,14 @@ ppClassDecl instances doc subdocs | otherwise = error "LaTeX.ppClassDecl" methodTable = - text "\\haddockpremethods{}\\textbf{Methods}" $$ - vcat [ ppFunSig doc [name] (hsSigWcType typ) unicode + text "\\haddockpremethods{}" <> emph (text "Methods") $$ + vcat [ ppFunSig doc names (hsSigWcType typ) unicode | L _ (TypeSig _ lnames typ) <- lsigs - , name <- map unLoc lnames - , let doc = lookupAnySubdoc name subdocs - ] + , let doc = lookupAnySubdoc (head names) subdocs + names = map unLoc lnames ] + -- FIXME: is taking just the first name ok? Is it possible that + -- there are different subdocs for different names in a single + -- type signature? instancesBit = ppDocInstances unicode instances @@ -573,14 +645,13 @@ ppDocInstance unicode (instHead, doc, _, _) = ppInstDecl :: Bool -> InstHead DocNameI -> LaTeX -ppInstDecl unicode instHead = keyword "instance" <+> ppInstHead unicode instHead - - -ppInstHead :: Bool -> InstHead DocNameI -> LaTeX -ppInstHead unicode (InstHead {..}) = case ihdInstType of - ClassInst ctx _ _ _ -> ppContextNoLocs ctx unicode <+> typ - TypeInst rhs -> keyword "type" <+> typ <+> tibody rhs - DataInst _ -> error "data instances not supported by --latex yet" +ppInstDecl unicode (InstHead {..}) = case ihdInstType of + ClassInst ctx _ _ _ -> keyword "instance" <+> ppContextNoLocs ctx unicode <+> typ + TypeInst rhs -> keyword "type" <+> keyword "instance" <+> typ <+> tibody rhs + DataInst dd -> + let nd = dd_ND (tcdDataDefn dd) + pref = case nd of { NewType -> keyword "newtype"; DataType -> keyword "data" } + in pref <+> keyword "instance" <+> typ where typ = ppAppNameTypes ihdClsName ihdTypes unicode tibody = maybe empty (\t -> equals <+> ppType unicode t) @@ -613,7 +684,7 @@ ppDataDecl pats instances subdocs doc dataDecl unicode = cons = dd_cons (tcdDataDefn dataDecl) resTy = (unLoc . head) cons - body = catMaybes [constrBit,patternBit, doc >>= documentationToLaTeX] + body = catMaybes [doc >>= documentationToLaTeX, constrBit,patternBit] (whereBit, leaders) | null cons @@ -823,6 +894,12 @@ ppDataHeader _ _ = error "ppDataHeader: illegal argument" -- * Type applications -------------------------------------------------------------------------------- +ppAppDocNameTyVarBndrs :: Bool -> DocName -> [LHsTyVarBndr DocNameI] -> LaTeX +ppAppDocNameTyVarBndrs unicode n vs = + ppTypeApp n vs ppDN (ppHsTyVarBndr unicode . unLoc) + where + ppDN = ppBinder . nameOccName . getName + -- | Print an application of a DocName to its list of HsTypes ppAppNameTypes :: DocName -> [HsType DocNameI] -> Bool -> LaTeX @@ -917,6 +994,12 @@ ppType unicode ty = ppr_mono_ty (reparenTypePrec PREC_TOP ty) unicode ppParendType unicode ty = ppr_mono_ty (reparenTypePrec PREC_TOP ty) unicode ppFunLhType unicode ty = ppr_mono_ty (reparenTypePrec PREC_FUN ty) unicode +ppHsTyVarBndr :: Bool -> HsTyVarBndr DocNameI -> LaTeX +ppHsTyVarBndr _ (UserTyVar _ (L _ name)) = ppDocName name +ppHsTyVarBndr unicode (KindedTyVar _ (L _ name) kind) = + parens (ppDocName name) <+> dcolon unicode <+> ppLKind unicode kind +ppHsTyVarBndr _ (XTyVarBndr _) = panic "haddock:ppHsTyVarBndr" + ppLKind :: Bool -> LHsKind DocNameI -> LaTeX ppLKind unicode y = ppKind unicode (unLoc y) @@ -973,7 +1056,7 @@ ppr_mono_ty (HsParTy _ ty) unicode ppr_mono_ty (HsDocTy _ ty _) unicode = ppr_mono_lty ty unicode -ppr_mono_ty (HsWildCardTy (AnonWildCard _)) _ = char '_' +ppr_mono_ty (HsWildCardTy (AnonWildCard _)) _ = text "\\_" ppr_mono_ty (HsTyLit _ t) u = ppr_tylit t u ppr_mono_ty (HsStarTy _ isUni) unicode = starSymbol (isUni || unicode) diff --git a/haddock-api/src/Haddock/Backends/Xhtml/Decl.hs b/haddock-api/src/Haddock/Backends/Xhtml/Decl.hs index cc271fef..12e65716 100644 --- a/haddock-api/src/Haddock/Backends/Xhtml/Decl.hs +++ b/haddock-api/src/Haddock/Backends/Xhtml/Decl.hs @@ -15,9 +15,7 @@ ----------------------------------------------------------------------------- module Haddock.Backends.Xhtml.Decl ( ppDecl, - - ppTyName, ppTyFamHeader, ppTypeApp, ppOrphanInstances, - tyvarNames + ppOrphanInstances, ) where import Haddock.Backends.Xhtml.DocMarkup @@ -56,7 +54,7 @@ ppDecl :: Bool -- ^ print summary info only -> Qualification -> Html ppDecl summ links (L loc decl) pats (mbDoc, fnArgsDoc) instances fixities subdocs splice unicode pkg qual = case decl of - TyClD _ (FamDecl _ d) -> ppTyFam summ False links instances fixities loc mbDoc d splice unicode pkg qual + TyClD _ (FamDecl _ d) -> ppFamDecl summ False links instances fixities loc mbDoc d splice unicode pkg qual TyClD _ d@(DataDecl {}) -> ppDataDecl summ links instances fixities subdocs loc mbDoc d pats splice unicode pkg qual TyClD _ d@(SynDecl {}) -> ppTySyn summ links fixities loc (mbDoc, fnArgsDoc) d splice unicode pkg qual TyClD _ d@(ClassDecl {}) -> ppClassDecl summ links instances fixities loc mbDoc subdocs d splice unicode pkg qual @@ -67,7 +65,7 @@ ppDecl summ links (L loc decl) pats (mbDoc, fnArgsDoc) instances fixities subdoc ForD _ d -> ppFor summ links loc (mbDoc, fnArgsDoc) d fixities splice unicode pkg qual InstD _ _ -> noHtml DerivD _ _ -> noHtml - _ -> error "declaration not supported by ppDecl" + _ -> error "declaration not supported by ppDecl" ppLFunSig :: Bool -> LinksInfo -> SrcSpan -> DocForDecl DocName -> @@ -222,9 +220,6 @@ ppFixities fs qual = foldr1 (+++) (map ppFix uniq_fs) +++ rightEdge ppTyVars :: Unicode -> Qualification -> [LHsTyVarBndr DocNameI] -> [Html] ppTyVars unicode qual tvs = map (ppHsTyVarBndr unicode qual . unLoc) tvs -tyvarNames :: LHsQTyVars DocNameI -> [Name] -tyvarNames = map (getName . hsLTyVarName) . hsQTvExplicit - ppFor :: Bool -> LinksInfo -> SrcSpan -> DocForDecl DocName -> ForeignDecl DocNameI -> [(DocName, Fixity)] @@ -283,111 +278,111 @@ ppSimpleSig links splice unicode qual emptyCtxts loc names typ = -------------------------------------------------------------------------------- -ppFamilyInfo :: Bool -> FamilyInfo DocNameI -> Html -ppFamilyInfo assoc OpenTypeFamily - | assoc = keyword "type" - | otherwise = keyword "type family" -ppFamilyInfo assoc DataFamily - | assoc = keyword "data" - | otherwise = keyword "data family" -ppFamilyInfo _ (ClosedTypeFamily _) = keyword "type family" - - -ppTyFamHeader :: Bool -> Bool -> FamilyDecl DocNameI - -> Unicode -> Qualification -> Html -ppTyFamHeader summary associated d@(FamilyDecl { fdInfo = info - , fdResultSig = L _ result - , fdInjectivityAnn = injectivity }) - unicode qual = - (case info of - OpenTypeFamily - | associated -> keyword "type" - | otherwise -> keyword "type family" - DataFamily - | associated -> keyword "data" - | otherwise -> keyword "data family" - ClosedTypeFamily _ - -> keyword "type family" - ) <+> - - ppFamDeclBinderWithVars summary unicode qual d <+> - ppResultSig result unicode qual <+> - - (case injectivity of - Nothing -> noHtml - Just (L _ injectivityAnn) -> ppInjectivityAnn unicode qual injectivityAnn - ) <+> - - (case info of - ClosedTypeFamily _ -> keyword "where ..." - _ -> mempty - ) -ppTyFamHeader _ _ (XFamilyDecl _) _ _ = panic "haddock;ppTyFamHeader" - -ppResultSig :: FamilyResultSig DocNameI -> Unicode -> Qualification -> Html -ppResultSig result unicode qual = case result of - NoSig _ -> noHtml - KindSig _ kind -> dcolon unicode <+> ppLKind unicode qual kind - TyVarSig _ (L _ bndr) -> equals <+> ppHsTyVarBndr unicode qual bndr - XFamilyResultSig _ -> panic "haddock:ppResultSig" - -ppPseudoFamilyHeader :: Unicode -> Qualification -> PseudoFamilyDecl DocNameI - -> Html -ppPseudoFamilyHeader unicode qual (PseudoFamilyDecl { .. }) = - ppFamilyInfo True pfdInfo <+> - ppAppNameTypes (unLoc pfdLName) (map unLoc pfdTyVars) unicode qual <+> - ppResultSig (unLoc pfdKindSig) unicode qual - -ppInjectivityAnn :: Bool -> Qualification -> InjectivityAnn DocNameI -> Html -ppInjectivityAnn unicode qual (InjectivityAnn lhs rhs) = - char '|' <+> ppLDocName qual Raw lhs <+> arrow unicode <+> - hsep (map (ppLDocName qual Raw) rhs) - - -ppTyFam :: Bool -> Bool -> LinksInfo -> [DocInstance DocNameI] -> - [(DocName, Fixity)] -> SrcSpan -> Documentation DocName -> - FamilyDecl DocNameI -> Splice -> Unicode -> Maybe Package -> - Qualification -> Html -ppTyFam summary associated links instances fixities loc doc decl splice unicode - pkg qual - - | summary = ppTyFamHeader True associated decl unicode qual +-- | Print a data\/type family declaration +ppFamDecl :: Bool -- ^ is a summary + -> Bool -- ^ is an associated type + -> LinksInfo + -> [DocInstance DocNameI] -- ^ relevant instances + -> [(DocName, Fixity)] -- ^ relevant fixities + -> SrcSpan + -> Documentation DocName -- ^ this decl's documentation + -> FamilyDecl DocNameI -- ^ this decl + -> Splice -> Unicode -> Maybe Package -> Qualification -> Html +ppFamDecl summary associated links instances fixities loc doc decl splice unicode pkg qual + | summary = ppFamHeader True associated decl unicode qual | otherwise = header_ +++ docSection Nothing pkg qual doc +++ instancesBit where docname = unLoc $ fdLName decl header_ = topDeclElem links loc splice [docname] $ - ppTyFamHeader summary associated decl unicode qual <+> ppFixities fixities qual + ppFamHeader summary associated decl unicode qual <+> ppFixities fixities qual instancesBit | FamilyDecl { fdInfo = ClosedTypeFamily mb_eqns } <- decl , not summary - = subEquations pkg qual $ map (ppTyFamEqn . unLoc) $ fromMaybe [] mb_eqns + = subEquations pkg qual $ map (ppFamDeclEqn . unLoc) $ fromMaybe [] mb_eqns | otherwise = ppInstances links (OriginFamily docname) instances splice unicode pkg qual -- Individual equation of a closed type family - ppTyFamEqn :: TyFamInstEqn DocNameI -> SubDecl - ppTyFamEqn (HsIB { hsib_body = FamEqn { feqn_tycon = n, feqn_rhs = rhs - , feqn_pats = ts } }) - = ( ppAppNameTypes (unLoc n) (map unLoc ts) unicode qual + ppFamDeclEqn :: TyFamInstEqn DocNameI -> SubDecl + ppFamDeclEqn (HsIB { hsib_body = FamEqn { feqn_tycon = L _ n + , feqn_rhs = rhs + , feqn_pats = ts } }) + = ( ppAppNameTypes n (map unLoc ts) unicode qual <+> equals <+> ppType unicode qual HideEmptyContexts (unLoc rhs) - , Nothing, [] ) - ppTyFamEqn (XHsImplicitBndrs _) = panic "haddock:ppTyFam" - ppTyFamEqn (HsIB { hsib_body = XFamEqn _}) = panic "haddock:ppTyFam" - + , Nothing + , [] + ) + ppFamDeclEqn (XHsImplicitBndrs _) = panic "haddock:ppFamDecl" + ppFamDeclEqn (HsIB { hsib_body = XFamEqn _}) = panic "haddock:ppFamDecl" -ppPseudoFamilyDecl :: LinksInfo -> Splice -> Unicode -> Qualification - -> PseudoFamilyDecl DocNameI - -> Html -ppPseudoFamilyDecl links splice unicode qual - decl@(PseudoFamilyDecl { pfdLName = L loc name, .. }) = - wrapper $ ppPseudoFamilyHeader unicode qual decl +-- | Print a pseudo family declaration +ppPseudoFamDecl :: LinksInfo -> Splice + -> PseudoFamilyDecl DocNameI -- ^ this decl + -> Unicode -> Qualification -> Html +ppPseudoFamDecl links splice + (PseudoFamilyDecl { pfdInfo = info + , pfdKindSig = L _ kindSig + , pfdTyVars = tvs + , pfdLName = L loc name }) + unicode qual = + topDeclElem links loc splice [name] leader + where + leader = hsep [ ppFamilyLeader True info + , ppAppNameTypes name (map unLoc tvs) unicode qual + , ppResultSig kindSig unicode qual + ] + +-- | Print the LHS of a type\/data family declaration +ppFamHeader :: Bool -- ^ is a summary + -> Bool -- ^ is an associated type + -> FamilyDecl DocNameI -- ^ family declaration + -> Unicode -> Qualification -> Html +ppFamHeader _ _ (XFamilyDecl _) _ _ = panic "haddock;ppFamHeader" +ppFamHeader summary associated (FamilyDecl { fdInfo = info + , fdResultSig = L _ result + , fdInjectivityAnn = injectivity + , fdLName = L _ name + , fdTyVars = tvs }) + unicode qual = + hsep [ ppFamilyLeader associated info + , ppAppDocNameTyVarBndrs summary unicode qual name (hsq_explicit tvs) + , ppResultSig result unicode qual + , injAnn + , whereBit + ] where - wrapper = topDeclElem links loc splice [name] + whereBit = case info of + ClosedTypeFamily _ -> keyword "where ..." + _ -> noHtml + + injAnn = case injectivity of + Nothing -> noHtml + Just (L _ (InjectivityAnn lhs rhs)) -> hsep ( keyword "|" + : ppLDocName qual Raw lhs + : arrow unicode + : map (ppLDocName qual Raw) rhs) + +-- | Print the keywords that begin the family declaration +ppFamilyLeader :: Bool -> FamilyInfo DocNameI -> Html +ppFamilyLeader assoc info = keyword (typ ++ if assoc then "" else " family") + where + typ = case info of + OpenTypeFamily -> "type" + ClosedTypeFamily _ -> "type" + DataFamily -> "data" + +-- | Print the signature attached to a family +ppResultSig :: FamilyResultSig DocNameI -> Unicode -> Qualification -> Html +ppResultSig result unicode qual = case result of + NoSig _ -> noHtml + KindSig _ kind -> dcolon unicode <+> ppLKind unicode qual kind + TyVarSig _ (L _ bndr) -> equals <+> ppHsTyVarBndr unicode qual bndr + XFamilyResultSig _ -> panic "haddock:ppResultSig" -------------------------------------------------------------------------------- @@ -399,25 +394,10 @@ ppAssocType :: Bool -> LinksInfo -> DocForDecl DocName -> LFamilyDecl DocNameI -> [(DocName, Fixity)] -> Splice -> Unicode -> Maybe Package -> Qualification -> Html ppAssocType summ links doc (L loc decl) fixities splice unicode pkg qual = - ppTyFam summ True links [] fixities loc (fst doc) decl splice unicode pkg qual + ppFamDecl summ True links [] fixities loc (fst doc) decl splice unicode pkg qual -------------------------------------------------------------------------------- --- * TyClDecl helpers --------------------------------------------------------------------------------- - --- | Print a type family and its variables -ppFamDeclBinderWithVars :: Bool -> Unicode -> Qualification -> FamilyDecl DocNameI -> Html -ppFamDeclBinderWithVars summ unicode qual (FamilyDecl { fdLName = lname, fdTyVars = tvs }) = - ppAppDocNameTyVarBndrs summ unicode qual (unLoc lname) (hsq_explicit tvs) -ppFamDeclBinderWithVars _ _ _ (XFamilyDecl _) = panic "haddock:ppFamDeclBinderWithVars" - --- | Print a newtype / data binder and its variables -ppDataBinderWithVars :: Bool -> Unicode -> Qualification -> TyClDecl DocNameI -> Html -ppDataBinderWithVars summ unicode qual decl = - ppAppDocNameTyVarBndrs summ unicode qual (tcdName decl) (hsQTvExplicit $ tcdTyVars decl) - --------------------------------------------------------------------------------- -- * Type applications -------------------------------------------------------------------------------- @@ -672,7 +652,9 @@ ppInstHead links splice unicode qual mdoc origin orphan no ihd@(InstHead {..}) m , mdoc , [subFamInstDetails iid pdecl mname]) where - pdata = keyword "data" <+> typ + nd = dd_ND (tcdDataDefn dd) + pref = case nd of { NewType -> keyword "newtype"; DataType -> keyword "data" } + pdata = pref <+> typ pdecl = pdata <+> ppShortDataDecl False True dd [] unicode qual where mname = maybe noHtml (\m -> toHtml "Defined in" <+> ppModule m) mdl @@ -684,9 +666,7 @@ ppInstanceAssocTys :: LinksInfo -> Splice -> Unicode -> Qualification -> [PseudoFamilyDecl DocNameI] -> [Html] ppInstanceAssocTys links splice unicode qual = - map ppFamilyDecl' - where - ppFamilyDecl' = ppPseudoFamilyDecl links splice unicode qual + map (\pseudo -> ppPseudoFamDecl links splice pseudo unicode qual) ppInstanceSigs :: LinksInfo -> Splice -> Unicode -> Qualification @@ -1060,10 +1040,12 @@ ppSideBySidePat fixities unicode qual lnames typ (doc, argDocs) = -- | Print the LHS of a data\/newtype declaration. -- Currently doesn't handle 'data instance' decls or kind signatures ppDataHeader :: Bool -> TyClDecl DocNameI -> Unicode -> Qualification -> Html -ppDataHeader summary decl@(DataDecl { tcdDataDefn = - HsDataDefn { dd_ND = nd - , dd_ctxt = ctxt - , dd_kindSig = ks } }) +ppDataHeader summary (DataDecl { tcdDataDefn = + HsDataDefn { dd_ND = nd + , dd_ctxt = ctxt + , dd_kindSig = ks } + , tcdLName = L _ name + , tcdTyVars = tvs }) unicode qual = -- newtype or data (case nd of { NewType -> keyword "newtype"; DataType -> keyword "data" }) @@ -1071,7 +1053,7 @@ ppDataHeader summary decl@(DataDecl { tcdDataDefn = -- context ppLContext ctxt unicode qual HideEmptyContexts <+> -- T a b c ..., or a :+: b - ppDataBinderWithVars summary unicode qual decl + ppAppDocNameTyVarBndrs summary unicode qual name (hsQTvExplicit tvs) <+> case ks of Nothing -> mempty Just (L _ x) -> dcolon unicode <+> ppKind unicode qual x @@ -1120,7 +1102,7 @@ ppHsTyVarBndr _ qual (UserTyVar _ (L _ name)) = ppHsTyVarBndr unicode qual (KindedTyVar _ name kind) = parens (ppDocName qual Raw False (unLoc name) <+> dcolon unicode <+> ppLKind unicode qual kind) -ppHsTyVarBndr _ _ (XTyVarBndr _) = error "haddock:ppHsTyVarBndr" +ppHsTyVarBndr _ _ (XTyVarBndr _) = panic "haddock:ppHsTyVarBndr" ppLKind :: Unicode -> Qualification -> LHsKind DocNameI -> Html ppLKind unicode qual y = ppKind unicode qual (unLoc y) diff --git a/haddock-api/src/Haddock/Convert.hs b/haddock-api/src/Haddock/Convert.hs index 6eee353b..044e1e11 100644 --- a/haddock-api/src/Haddock/Convert.hs +++ b/haddock-api/src/Haddock/Convert.hs @@ -36,9 +36,10 @@ import TyCon import Type import TyCoRep import TysPrim ( alphaTyVars ) -import TysWiredIn ( listTyConName, liftedTypeKindTyConName, unitTy ) -import PrelNames ( hasKey, eqTyConKey, eqTyConName, ipClassKey - , tYPETyConKey, liftedRepDataConKey ) +import TysWiredIn ( eqTyConName, listTyConName, liftedTypeKindTyConName + , unitTy ) +import PrelNames ( hasKey, eqTyConKey, ipClassKey, tYPETyConKey + , liftedRepDataConKey ) import Unique ( getUnique ) import Util ( chkAppend, compareLength, dropList, filterByList, filterOut , splitAtList ) @@ -118,8 +119,7 @@ synifyAxBranch tc (CoAxBranch { cab_tvs = tkvs, cab_lhs = args, cab_rhs = rhs }) annot_typats = zipWith3 annotHsType (mkIsPolyTvs fam_tvs) args_types_only typats hs_rhs = synifyType WithinType rhs - in HsIB { hsib_ext = HsIBRn { hsib_vars = map tyVarName tkvs - , hsib_closed = True } + in HsIB { hsib_ext = map tyVarName tkvs , hsib_body = FamEqn { feqn_ext = noExt , feqn_tycon = name , feqn_pats = annot_typats diff --git a/haddock-api/src/Haddock/Interface/Rename.hs b/haddock-api/src/Haddock/Interface/Rename.hs index 1c976410..351a39d1 100644 --- a/haddock-api/src/Haddock/Interface/Rename.hs +++ b/haddock-api/src/Haddock/Interface/Rename.hs @@ -23,7 +23,7 @@ import GHC hiding (NoLink) import Name import Outputable ( panic ) import RdrName (RdrName(Exact)) -import PrelNames (eqTyCon_RDR) +import TysWiredIn (eqTyCon_RDR) import Control.Applicative import Control.Monad hiding (mapM) diff --git a/haddock-api/src/Haddock/Options.hs b/haddock-api/src/Haddock/Options.hs index e89fcbde..46db572b 100644 --- a/haddock-api/src/Haddock/Options.hs +++ b/haddock-api/src/Haddock/Options.hs @@ -189,7 +189,7 @@ options backwardsCompat = Option [] ["gen-index"] (NoArg Flag_GenIndex) "generate an HTML index from specified\ninterfaces", Option [] ["ignore-all-exports"] (NoArg Flag_IgnoreAllExports) - "behave as if all modules have the\nignore-exports atribute", + "behave as if all modules have the\nignore-exports attribute", Option [] ["hide"] (ReqArg Flag_HideModule "MODULE") "behave as if MODULE has the hide attribute", Option [] ["show"] (ReqArg Flag_ShowModule "MODULE") diff --git a/haddock-test/src/Test/Haddock.hs b/haddock-test/src/Test/Haddock.hs index 942c0587..25c64cfe 100644 --- a/haddock-test/src/Test/Haddock.hs +++ b/haddock-test/src/Test/Haddock.hs @@ -34,12 +34,12 @@ data CheckResult runAndCheck :: Config c -> IO () runAndCheck cfg = do - runHaddock cfg - checkFiles cfg + crashed <- runHaddock cfg + checkFiles cfg crashed -checkFiles :: Config c -> IO () -checkFiles cfg@(Config { .. }) = do +checkFiles :: Config c -> Bool -> IO () +checkFiles cfg@(Config { .. }) somethingCrashed = do putStrLn "Testing output files..." files <- ignore <$> getDirectoryTree (cfgOutDir cfg) @@ -54,13 +54,14 @@ checkFiles cfg@(Config { .. }) = do Error msg -> putStrLn ("ERROR (" ++ msg ++ ")") >> return Nothing Accepted -> putStrLn "ACCEPTED" >> return Nothing - if null failed - then do - putStrLn "All tests passed!" - exitSuccess - else do - maybeDiff cfg failed - exitFailure + if (null failed && not somethingCrashed) + then do + putStrLn "All tests passed!" + exitSuccess + else do + unless (null failed) $ maybeDiff cfg failed + when somethingCrashed $ putStrLn "Some tests crashed." + exitFailure where ignore = filter (not . dcfgCheckIgnore cfgDirConfig) @@ -72,12 +73,14 @@ maybeDiff cfg@(Config { cfgDiffTool = (Just diff) }) files = do forM_ files $ diffFile cfg diff -runHaddock :: Config c -> IO () +-- | Runs Haddock on all of the test packages, and returns whether 'True' if +-- any of them caused Haddock to crash. +runHaddock :: Config c -> IO Bool runHaddock cfg@(Config { .. }) = do createEmptyDirectory $ cfgOutDir cfg putStrLn "Generating documentation..." - forM_ cfgPackages $ \tpkg -> do + successes <- forM cfgPackages $ \tpkg -> do haddockStdOut <- openFile cfgHaddockStdOut WriteMode let pc = processConfig { pcArgs = concat @@ -87,9 +90,20 @@ runHaddock cfg@(Config { .. }) = do ] , pcEnv = Just $ cfgEnv , pcStdOut = Just $ haddockStdOut + , pcStdErr = Just $ haddockStdOut } - handle <- runProcess' cfgHaddockPath pc - waitForSuccess "Failed to run Haddock on specified test files" handle + + let msg = "Failed to run Haddock on test package '" ++ tpkgName tpkg ++ "'" + succeeded <- waitForSuccess msg stdout =<< runProcess' cfgHaddockPath pc + unless succeeded $ removeDirectoryRecursive (outDir cfgDirConfig tpkg) + + pure succeeded + + let somethingFailed = any not successes + when somethingFailed $ + putStrLn ("Haddock output is at '" ++ cfgHaddockStdOut ++ "'. " ++ + "This file can be set with `--haddock-stdout`.") + pure somethingFailed checkFile :: Config c -> FilePath -> IO CheckResult diff --git a/haddock-test/src/Test/Haddock/Config.hs b/haddock-test/src/Test/Haddock/Config.hs index 68f6b867..6447361f 100644 --- a/haddock-test/src/Test/Haddock/Config.hs +++ b/haddock-test/src/Test/Haddock/Config.hs @@ -224,13 +224,13 @@ printVersions env haddockPath = do { pcEnv = Just env , pcArgs = ["--version"] } - waitForSuccess "Failed to run `haddock --version`" handleHaddock + void $ waitForSuccess "Failed to run `haddock --version`" stderr handleHaddock handleGhc <- runProcess' haddockPath $ processConfig { pcEnv = Just env , pcArgs = ["--ghc-version"] } - waitForSuccess "Failed to run `haddock --ghc-version`" handleGhc + void $ waitForSuccess "Failed to run `haddock --ghc-version`" stderr handleGhc baseDependencies :: FilePath -> IO [String] diff --git a/haddock-test/src/Test/Haddock/Process.hs b/haddock-test/src/Test/Haddock/Process.hs index 52bf9533..a6cab9ac 100644 --- a/haddock-test/src/Test/Haddock/Process.hs +++ b/haddock-test/src/Test/Haddock/Process.hs @@ -40,10 +40,10 @@ runProcess' :: FilePath -> ProcessConfig -> IO ProcessHandle runProcess' path (ProcessConfig { .. }) = runProcess path pcArgs pcWorkDir pcEnv pcStdIn pcStdOut pcStdErr - -waitForSuccess :: String -> ProcessHandle -> IO () -waitForSuccess msg handle = do - result <- waitForProcess handle - unless (result == ExitSuccess) $ do - hPutStrLn stderr $ msg - exitFailure +-- | Wait for a process to finish running. If it ends up failing, print out the +-- error message. +waitForSuccess :: String -> Handle -> ProcessHandle -> IO Bool +waitForSuccess msg out handle = do + succeeded <- fmap (== ExitSuccess) $ waitForProcess handle + unless succeeded $ hPutStrLn out msg + pure succeeded diff --git a/html-test/ref/TypeFamilies3.html b/html-test/ref/TypeFamilies3.html new file mode 100644 index 00000000..2dadf435 --- /dev/null +++ b/html-test/ref/TypeFamilies3.html @@ -0,0 +1,356 @@ +<html xmlns="http://www.w3.org/1999/xhtml" +><head + ><meta http-equiv="Content-Type" content="text/html; charset=UTF-8" + /><title + >TypeFamilies3</title + ><link href="#" rel="stylesheet" type="text/css" title="Ocean" + /><link rel="stylesheet" type="text/css" href="#" + /><script src="haddock-bundle.min.js" async="async" type="text/javascript" + ></script + ><script src="https://cdnjs.cloudflare.com/ajax/libs/mathjax/2.7.0/MathJax.js?config=TeX-AMS-MML_HTMLorMML" type="text/javascript" + ></script + ></head + ><body + ><div id="package-header" + ><ul class="links" id="page-menu" + ><li + ><a href="#" + >Contents</a + ></li + ><li + ><a href="#" + >Index</a + ></li + ></ul + ><p class="caption empty" + ></p + ></div + ><div id="content" + ><div id="module-header" + ><table class="info" + ><tr + ><th + >Safe Haskell</th + ><td + >Safe</td + ></tr + ></table + ><p class="caption" + >TypeFamilies3</p + ></div + ><div id="synopsis" + ><details id="syn" + ><summary + >Synopsis</summary + ><ul class="details-toggle" data-details-id="syn" + ><li class="src short" + ><span class="keyword" + >type family</span + > <a href="#" + >Foo</a + > a <span class="keyword" + >where ...</span + ></li + ><li class="src short" + ><span class="keyword" + >type family</span + > <a href="#" + >Bar</a + > a</li + ><li class="src short" + ><span class="keyword" + >data family</span + > <a href="#" + >Baz</a + > a</li + ></ul + ></details + ></div + ><div id="interface" + ><h1 + >Documentation</h1 + ><div class="top" + ><p class="src" + ><span class="keyword" + >type family</span + > <a id="t:Foo" class="def" + >Foo</a + > a <span class="keyword" + >where ...</span + > <a href="#" class="selflink" + >#</a + ></p + ><div class="doc" + ><p + >A closed type family</p + ></div + ><div class="subs equations" + ><p class="caption" + >Equations</p + ><table + ><tr + ><td class="src" + ><a href="#" title="TypeFamilies3" + >Foo</a + > () = <a href="#" title="Data.Int" + >Int</a + ></td + ><td class="doc empty" + ></td + ></tr + ><tr + ><td class="src" + ><a href="#" title="TypeFamilies3" + >Foo</a + > _ = ()</td + ><td class="doc empty" + ></td + ></tr + ></table + ></div + ></div + ><div class="top" + ><p class="src" + ><span class="keyword" + >type family</span + > <a id="t:Bar" class="def" + >Bar</a + > a <a href="#" class="selflink" + >#</a + ></p + ><div class="doc" + ><p + >An open family</p + ></div + ><div class="subs instances" + ><details id="i:Bar" open="open" + ><summary + >Instances</summary + ><table + ><tr + ><td class="src clearfix" + ><span class="inst-left" + ><span class="instance details-toggle-control details-toggle" data-details-id="i:if:Bar:Bar:1" + ></span + > <span class="keyword" + >type</span + > <a href="#" title="TypeFamilies3" + >Bar</a + > <a href="#" title="Data.Int" + >Int</a + ></span + > <a href="#" class="selflink" + >#</a + ></td + ><td class="doc empty" + ></td + ></tr + ><tr + ><td colspan="2" + ><details id="i:if:Bar:Bar:1" + ><summary class="hide-when-js-enabled" + >Instance details</summary + ><p + >Defined in <a href="#" + >TypeFamilies3</a + ></p + > <div class="src" + ><span class="keyword" + >type</span + > <a href="#" title="TypeFamilies3" + >Bar</a + > <a href="#" title="Data.Int" + >Int</a + > = ()</div + ></details + ></td + ></tr + ><tr + ><td class="src clearfix" + ><span class="inst-left" + ><span class="instance details-toggle-control details-toggle" data-details-id="i:if:Bar:Bar:2" + ></span + > <span class="keyword" + >type</span + > <a href="#" title="TypeFamilies3" + >Bar</a + > ()</span + > <a href="#" class="selflink" + >#</a + ></td + ><td class="doc empty" + ></td + ></tr + ><tr + ><td colspan="2" + ><details id="i:if:Bar:Bar:2" + ><summary class="hide-when-js-enabled" + >Instance details</summary + ><p + >Defined in <a href="#" + >TypeFamilies3</a + ></p + > <div class="src" + ><span class="keyword" + >type</span + > <a href="#" title="TypeFamilies3" + >Bar</a + > () = <a href="#" title="Data.Int" + >Int</a + ></div + ></details + ></td + ></tr + ></table + ></details + ></div + ></div + ><div class="top" + ><p class="src" + ><span class="keyword" + >data family</span + > <a id="t:Baz" class="def" + >Baz</a + > a <a href="#" class="selflink" + >#</a + ></p + ><div class="doc" + ><p + >A data family</p + ></div + ><div class="subs instances" + ><details id="i:Baz" open="open" + ><summary + >Instances</summary + ><table + ><tr + ><td class="src clearfix" + ><span class="inst-left" + ><span class="instance details-toggle-control details-toggle" data-details-id="i:if:Baz:Baz:1" + ></span + > <span class="keyword" + >newtype</span + > <a href="#" title="TypeFamilies3" + >Baz</a + > <a href="#" title="Prelude" + >Double</a + ></span + > <a href="#" class="selflink" + >#</a + ></td + ><td class="doc empty" + ></td + ></tr + ><tr + ><td colspan="2" + ><details id="i:if:Baz:Baz:1" + ><summary class="hide-when-js-enabled" + >Instance details</summary + ><p + >Defined in <a href="#" + >TypeFamilies3</a + ></p + > <div class="src" + ><span class="keyword" + >newtype</span + > <a href="#" title="TypeFamilies3" + >Baz</a + > <a href="#" title="Prelude" + >Double</a + > = <a id="v:Baz3" class="def" + >Baz3</a + > <a href="#" title="Prelude" + >Float</a + ></div + ></details + ></td + ></tr + ><tr + ><td class="src clearfix" + ><span class="inst-left" + ><span class="instance details-toggle-control details-toggle" data-details-id="i:if:Baz:Baz:2" + ></span + > <span class="keyword" + >data</span + > <a href="#" title="TypeFamilies3" + >Baz</a + > <a href="#" title="Data.Int" + >Int</a + ></span + > <a href="#" class="selflink" + >#</a + ></td + ><td class="doc empty" + ></td + ></tr + ><tr + ><td colspan="2" + ><details id="i:if:Baz:Baz:2" + ><summary class="hide-when-js-enabled" + >Instance details</summary + ><p + >Defined in <a href="#" + >TypeFamilies3</a + ></p + > <div class="src" + ><span class="keyword" + >data</span + > <a href="#" title="TypeFamilies3" + >Baz</a + > <a href="#" title="Data.Int" + >Int</a + > = <a id="v:Baz2" class="def" + >Baz2</a + > <a href="#" title="Data.Bool" + >Bool</a + ></div + ></details + ></td + ></tr + ><tr + ><td class="src clearfix" + ><span class="inst-left" + ><span class="instance details-toggle-control details-toggle" data-details-id="i:if:Baz:Baz:3" + ></span + > <span class="keyword" + >data</span + > <a href="#" title="TypeFamilies3" + >Baz</a + > ()</span + > <a href="#" class="selflink" + >#</a + ></td + ><td class="doc empty" + ></td + ></tr + ><tr + ><td colspan="2" + ><details id="i:if:Baz:Baz:3" + ><summary class="hide-when-js-enabled" + >Instance details</summary + ><p + >Defined in <a href="#" + >TypeFamilies3</a + ></p + > <div class="src" + ><span class="keyword" + >data</span + > <a href="#" title="TypeFamilies3" + >Baz</a + > () = <a id="v:Baz1" class="def" + >Baz1</a + ></div + ></details + ></td + ></tr + ></table + ></details + ></div + ></div + ></div + ></div + ><div id="footer" + ></div + ></body + ></html +>
\ No newline at end of file diff --git a/html-test/src/TypeFamilies3.hs b/html-test/src/TypeFamilies3.hs new file mode 100644 index 00000000..bde05fb8 --- /dev/null +++ b/html-test/src/TypeFamilies3.hs @@ -0,0 +1,21 @@ +{-# LANGUAGE TypeFamilies #-} + +module TypeFamilies3 where + +-- | A closed type family +type family Foo a where + Foo () = Int + Foo _ = () + +-- | An open family +type family Bar a + +type instance Bar Int = () +type instance Bar () = Int + +-- | A data family +data family Baz a + +data instance Baz () = Baz1 +data instance Baz Int = Baz2 Bool +newtype instance Baz Double = Baz3 Float diff --git a/latex-test/ref/TypeFamilies3/TypeFamilies3.tex b/latex-test/ref/TypeFamilies3/TypeFamilies3.tex new file mode 100644 index 00000000..2a8ad297 --- /dev/null +++ b/latex-test/ref/TypeFamilies3/TypeFamilies3.tex @@ -0,0 +1,44 @@ +\haddockmoduleheading{TypeFamilies3} +\label{module:TypeFamilies3} +\haddockbeginheader +{\haddockverb\begin{verbatim} +module TypeFamilies3 ( + Foo, Bar, Baz(Baz3, Baz2, Baz1) + ) where\end{verbatim}} +\haddockendheader + +\begin{haddockdesc} +\item[\begin{tabular}{@{}l} +type\ family\ Foo\ a\ where +\end{tabular}]\haddockbegindoc +\haddockbeginargs +\haddockdecltt{Foo () = Int} \\ +\haddockdecltt{Foo \_ = ()} \\ +\end{tabulary}\par +A closed type family\par + +\end{haddockdesc} +\begin{haddockdesc} +\item[\begin{tabular}{@{}l} +type\ family\ Bar\ a +\end{tabular}]\haddockbegindoc +An open family\par + +\end{haddockdesc} +\begin{haddockdesc} +\item[\begin{tabular}{@{}l} +type\ instance\ Bar\ Int\ =\ ()\\type\ instance\ Bar\ ()\ =\ Int +\end{tabular}] +\end{haddockdesc} +\begin{haddockdesc} +\item[\begin{tabular}{@{}l} +data\ family\ Baz\ a +\end{tabular}]\haddockbegindoc +A data family\par + +\end{haddockdesc} +\begin{haddockdesc} +\item[\begin{tabular}{@{}l} +newtype\ instance\ Baz\ Double\\data\ instance\ Baz\ Int\\data\ instance\ Baz\ () +\end{tabular}] +\end{haddockdesc}
\ No newline at end of file diff --git a/latex-test/ref/TypeFamilies3/haddock.sty b/latex-test/ref/TypeFamilies3/haddock.sty new file mode 100644 index 00000000..6e031a98 --- /dev/null +++ b/latex-test/ref/TypeFamilies3/haddock.sty @@ -0,0 +1,57 @@ +% Default Haddock style definitions. To use your own style, invoke +% Haddock with the option --latex-style=mystyle. + +\usepackage{tabulary} % see below + +% make hyperlinks in the PDF, and add an expandabale index +\usepackage[pdftex,bookmarks=true]{hyperref} + +\newenvironment{haddocktitle} + {\begin{center}\bgroup\large\bfseries} + {\egroup\end{center}} +\newenvironment{haddockprologue}{\vspace{1in}}{} + +\newcommand{\haddockmoduleheading}[1]{\chapter{\texttt{#1}}} + +\newcommand{\haddockbeginheader}{\hrulefill} +\newcommand{\haddockendheader}{\noindent\hrulefill} + +% a little gap before the ``Methods'' header +\newcommand{\haddockpremethods}{\vspace{2ex}} + +% inserted before \\begin{verbatim} +\newcommand{\haddockverb}{\small} + +% an identifier: add an index entry +\newcommand{\haddockid}[1]{\haddocktt{#1}\index{#1@\texttt{#1}}} + +% The tabulary environment lets us have a column that takes up ``the +% rest of the space''. Unfortunately it doesn't allow +% the \end{tabulary} to be in the expansion of a macro, it must appear +% literally in the document text, so Haddock inserts +% the \end{tabulary} itself. +\newcommand{\haddockbeginconstrs}{\begin{tabulary}{\linewidth}{@{}llJ@{}}} +\newcommand{\haddockbeginargs}{\begin{tabulary}{\linewidth}{@{}llJ@{}}} + +\newcommand{\haddocktt}[1]{{\small \texttt{#1}}} +\newcommand{\haddockdecltt}[1]{{\small\bfseries \texttt{#1}}} + +\makeatletter +\newenvironment{haddockdesc} + {\list{}{\labelwidth\z@ \itemindent-\leftmargin + \let\makelabel\haddocklabel}} + {\endlist} +\newcommand*\haddocklabel[1]{\hspace\labelsep\haddockdecltt{#1}} +\makeatother + +% after a declaration, start a new line for the documentation. +% Otherwise, the documentation starts right after the declaration, +% because we're using the list environment and the declaration is the +% ``label''. I tried making this newline part of the label, but +% couldn't get that to work reliably (the space seemed to stretch +% sometimes). +\newcommand{\haddockbegindoc}{\hfill\\[1ex]} + +% spacing between paragraphs and no \parindent looks better +\parskip=10pt plus2pt minus2pt +\setlength{\parindent}{0cm} diff --git a/latex-test/ref/TypeFamilies3/main.tex b/latex-test/ref/TypeFamilies3/main.tex new file mode 100644 index 00000000..2c98043c --- /dev/null +++ b/latex-test/ref/TypeFamilies3/main.tex @@ -0,0 +1,11 @@ +\documentclass{book} +\usepackage{haddock} +\begin{document} +\begin{titlepage} +\begin{haddocktitle} + +\end{haddocktitle} +\end{titlepage} +\tableofcontents +\input{TypeFamilies3} +\end{document}
\ No newline at end of file diff --git a/latex-test/src/TypeFamilies3/TypeFamilies3.hs b/latex-test/src/TypeFamilies3/TypeFamilies3.hs new file mode 100644 index 00000000..bde05fb8 --- /dev/null +++ b/latex-test/src/TypeFamilies3/TypeFamilies3.hs @@ -0,0 +1,21 @@ +{-# LANGUAGE TypeFamilies #-} + +module TypeFamilies3 where + +-- | A closed type family +type family Foo a where + Foo () = Int + Foo _ = () + +-- | An open family +type family Bar a + +type instance Bar Int = () +type instance Bar () = Int + +-- | A data family +data family Baz a + +data instance Baz () = Baz1 +data instance Baz Int = Baz2 Bool +newtype instance Baz Double = Baz3 Float |